What are the implications of the spread of hit-to-kill? What are the differences between ground based missile defense interceptors and anti-satellite weapons? Why is China continuing to develop ground based anti-satellite weapons? Why did the US feel the need to shoot down its own satellite, USA-193, in February 2008? And what are the implications of the spread of hit-to-kill for space security?

Today, Aaron and Jeffrey talk about anti-satellite weapons, the spread of hit-to-kill, and the need for a general code of conduct for ASATs.